4000397179 has 4 divisors (see below), whose sum is σ = 4000686976. Its totient is φ = 4000107384.

The previous prime is 4000397059. The next prime is 4000397197. The reversal of 4000397179 is 9717930004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4000397179 - 2¹⁵ = 4000364411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4000398179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123099 + ... + 152164.

It is an arithmetic number, because the mean of its divisors is an integer number (1000171744).

Almost surely, 2^4000397179 is an apocalyptic number.

4000397179 is a deficient number, since it is larger than the sum of its proper divisors (289797).

4000397179 is a wasteful number, since it uses less digits than its factorization.

4000397179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289796.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 4000397179 is about 63248.6931011227. The cubic root of 4000397179 is about 1587.4535904262.

The spelling of 4000397179 in words is "four billion, three hundred ninety-seven thousand, one hundred seventy-nine".